Home / 175,643.04-242,393.28-107,646.90

Finding the Fourth Proportional to 175,643.04, 242,393.28 and 107,646.90

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Solution

The fourth proportional to 175,643.04, 242,393.28 and 107,646.90 is: 148,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,643.04 : 242,393.28 = 107,646.90 : x
  2. Step 2: Convert to fraction form
    175,643.04/242,393.28 = 107,646.90/x
  3. Step 3: Cross multiply
    175,643.04x = 242,393.28 × 107,646.90
  4. Step 4: Simplify right side
    175,643.04x = 26,092,885,172.83
  5. Step 5: Solve for x
    x = 26,092,885,172.83/175,643.04
  6. Step 6: Final answer
    x = 148,556.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.